Extracts the first audio track from a local MP4, WebM or MOV video as MP3.
Practical example
Create an audio-only copy of a lecture video you recorded for listening later.
What does the output contain?
Downloads stereo MP3 at 44.1 kHz with no video track.
How to use this tool
Select a supported media file from your device.
Adjust options and start conversion; cancel if needed.
Download and check audio, picture and duration in your target player.
Silent videos cannot produce audio. Local files only; YouTube links and downloads are unavailable.
What should you check if something goes wrong?
Beta limits: one file, 50 MB, 5 minutes and up to 1920×1080; output up to 100 MB. Some codecs may be unsupported.
First use downloads about 32 MB of engine assets. Files stay on your device. Use a shorter file if processing exceeds 3 minutes.
How are your files processed?
We do not send document content to a server for conversion. Processing runs in this browser after you select a file, and you download the result. The file workspace does not execute AdSense advertising scripts.
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Frequently asked questions
Are FileBravo tools free to use?
Yes, all conversion and editing tools on FileBravo are completely free. No subscription or account registration is required.
Are my files uploaded to a server, and are they secure?
No. Conversions run locally inside your browser. Your document content is never sent to any server.